<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>h5</title>
</head>
<body>
<input list = 'datalist'/>
<datalist id="datalist">
    <option>胡歌</option>
    <option>胡是</option>
    <option>胡说</option>
    <option>利用</option>
    <option>刘二</option>
</datalist>

<!--标签定义已知范围或分数值内的标量测量-->
<meter value="0.3"></meter>
<ruby>
    薛煜帅 <rt>xue yu shuai</rt>
</ruby >
<time>2018-08-25</time>
<input type="date">
</body>
</html>